Nizar Touzi

  • Department Chair, Finance and Risk Engineering


Nizar Touzi

Nizar Touzi holds a PhD from the University Paris Dauphine in January 1994, where he was appointed Assistant Professor. After a passage by University Pantheon Sorbonne, ENSAE as head of the finance and actuarial sciences lab, and Imperial College London, he served as Professor of applied mathematics and head of the financial mathematics group at Ecole Polytechnique from 2006 to 2023, where he took various responsibilities including chair of his department and head of the doctoral school in Mathematics from 2021 to 2023. 

Nizar was invited to the International Congress of Mathematicians (Hyderabad 2010) as a session speaker and received the Louis Bachelier prize of the French Academy of Sciences in 2012 and the Paris Europlace prize of Best Young Researcher in Finance in 2007. He obtained many research grants, including the prestigious Advanced ERC grant. He is co-editor and associate editor in various international journals in the fields of financial mathematics, applied probability, and control theory.

ICM 2010 (Hyderabad) Invited Session Speaker (PDF)
ERC Advanced Grant 2012
French Academy of Science – Natixis Foudation, Louis Bachelier Prize 2012
The University of Toronto Dean’s Distinguished Visitor Chair, Fields Institute, April-June 2010
Best Young Researcher in Finance Award 2007 of the Europlace Institute of Finance

Finance & StochasticsCo-editor since January '07, and Associate Editor June '00 - December 06
Mathematical FinanceAssociate Editor, Novembre ’03 - June '20
Advances in Calculus of VariationsAssociate Editor, January ’18 — December ‘22
Annals of Applied ProbabilityAssociate Editor, January ’13 - December '18
ESAIM: Control, Optimisation and Calculus of Variationssince October '18
Stochastic Processes and their ApplicationsAssociate Editor since January ’16
Stochastics: an International Journal of Probability and Stochastic ProcessesAssociate Editor since January ’16
Journal of Optimization Theory and ApplicationsAssociate Editor since January ’14
Mathematical Control and Related FieldsAssociate Editor since September ’12
Tunisian Journal of MathematicsAssociate Editor since September ’19
Paris-Princeton Lectures in Mathematical FinanceFounder and Co-Editor
Springer Briefs in Mathematical FinanceAssociate Editor


[122] F. M. Djete, G. Guo, and N. Touzi, Mean field game of mutual holding with defaultable agents, and systemic risk.
[121] M. Talbi, N. Touzi and J. Zhang, From finite population optimal stopping to mean field optimal stopping.
[120] D. Possamaï and N. Touzi, Is there a Golden Parachute in Sannikov's principal-agent problem?